| ≥1 piece |
1.vitamin C
2.the best price
3.high quality
Certificate of Analysis
Items Specification Results
Characteristics White Crystalline Powder White Crystalline Powder
Identification Positive reaction Positive reaction
Melting point About 190degree celsius 191degree celsius
PH 2.1-2.6 2.4
Clarity of solution Clear Clear
Mercury ≤0.1ppm <0.1ppm
Zinc ≤25ppm <25ppm
Arsenic ≤3ppm <3ppm
Lead ≤2ppm <2ppm
Loss on drying ≤0.1% <0.05%
Colour of solution ≤BY7 <BY7
Copper ≤5ppm <5ppm
Heavy metals ≤10ppm <10ppm
Iron ≤2ppm <2ppm
Oxalic acid ≤0.2 % <0.2 %
Sulphate ash ≤0.1% 0.03%
Specific optical rotation +20.5°- +21.5° +21.0.°
Organic volatile impurities Pass Pass
| CAS No.: 50-81-7 | Other Names: vc | MF: C6H8O6 |
| EINECS No.: 200-066-2 | Place of Origin: Hubei China (Mainland) | Type: Nutrition Enhancers |
| Brand Name: YOYO | Model Number: 50-81-7 | corlor: white |
| form: powder |